Before You Begin; Safety & Precautions - Hunter DDI Installation Manual

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SAFETY & PRECAUTIONS

BEFORE YOU BEGIN

!
ELECTRIC SHOCK HAZARD
TO PREVENT SERIOUS INJURY OR DEATH:
BEFORE installing or servicing your fan, ALWAYS disconnect the power by turning off the circuit breaker or
breakers, to the fan locations and confirm Lockout/Tagout procedures are in place. If you cannot lock the circuit
breakers in the off position, securely fasten a prominent warning device, such as a tag, to the electrical panel.
All wiring must be in accordance with national and local electrical codes, including ANSI/NFPA 70. If you are
unfamiliar with wiring or in doubt, consult a qualified electrician.
Do not use an extension cord with fan.
Do not remove covers while power is on.
Do not use improper voltage source.
All fan controls and incoming power should be installed only by qualified technicians familiar with the requirements of the National
Electrical Code and local codes. Failure to follow these guidelines will void the manufacturer's warranty.
All electrical controls are configured at the factory and are ready to use. No user adjustments are available. Follow the included installation
instructions when installing this device to ensure proper operation. Do not make any changes to any part of the fan without first consulting
Hunter Industrial. Installation is to be in accordance with ANSI/NFPA 70: National Electrical Code and local codes.
The user is responsible for compliance with all international and National Electrical Code requirements with respect to grounding of all
equipment. Many of the parts of this unit operate at line voltage.
Before installing, servicing, or cleaning the unit, switch power off at the service panel, lock the service disconnecting means, and confirm
Lockout/Tagout procedures are in place to prevent power from being switched on accidentally. When the service disconnect means
cannot be locked, securely fasten a prominent warning sign, such as a tag, to the service panel.
To reduce the risk of electric shock, serious injury, and death, only use this unit as intended by the manufacturer. If you have any questions,
call our Technical Department at 1-844-593-FANS (3267).
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SAFETY & PRECAUTIONS
BEFORE YOU BEGIN
!
CRUSH HAZARD
To prevent serious injury or death, ALWAYS attach the Retention Cable to the fan motor and secure to the building structure on
EVERY fan.
The Retention Cable, if installed per Hunter Industrial specifications, can limit the distance the fan could fall in the unlikely event of
mounting system failure. Failure to install and to secure the retention cable will void your warranty.
Mark the Floor to Alert Personnel
When mounting a fan in an area where materials could be elevated and contact the rotating fan blades, mark or
paint the floor with a large crosshatched circle, similar to the figure to the left, to alert personnel of the overhead fan
locations.
Weight and Torque Considerations
Always mount fan directly to building structure that can withstand approximately double (2x) the maximum hanging weight of the fan.
The maximum hanging weight of a 24' fan with a 4' downrod is 150 lbs and a maximum torque of 75 ft lbs.
If there is any uncertainty about the potential for the building structure to withstand double the maximum hanging weight of the fan,
a professional structural engineer should perform a thorough evaluation of the building prior to purchasing the fans. Hunter Industrial
provides guidelines for mounting fans; however, it is the sole responsibility of the building owner and installer to ensure the safety of
the mounting system and retention cable, the building structure is sound, and the installation complies with all federal, state, and local
codes.
Always use Personal Protective Equipment
You should always wear Personal Protective Equipment, such as a Hard Hat, Safety Glasses, and a Fall Harness when installing industrial
fans.
Damaged Equipment
Never operate or install any fans or fan accessories that appear to be damaged. Failure to follow this instruction can result in death,
serious injury or equipment damage.
To reduce the risk of personal injury, do not bend the blades or blade holders when installing or cleaning the fan.
Do not insert foreign objects in between rotating fan blades.
Service
If the fan does not operate properly using the procedures in this manual, remove all power to the unit and contact our Technical
Department for further assistance at 1-844-593-FANS (3267).
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